Mobile storage trailer tank



FIG. 1 is a right side view of my mobile storage trailer tank thereof;

FIG. 2 is a left side view thereof;

FIG. 3 is a front end view thereof;

FIG. 4 is rear end view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines shown are included for illustration purposes only and form no part of the claimed design. 

The ornamental design for a mobile storage trailer tank, as shown and described. 